{description: A codesystem to describe the event that triggered the message., package_name: NHSDigital.FHIR.STU3, name: ITK Message Event, type: null, package_version: 1.0.0, class: unknown, kind: null, url: 'https://fhir.nhs.uk/STU3/CodeSystem/ITK-MessageEvent-2', version: 2.7.0}